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/* asm.h -- CRX architecture intrinsic functions * * Copyright (c) 2004 National Semiconductor Corporation * * The authors hereby grant permission to use, copy, modify, distribute, * and license this software and its documentation for any purpose, provided * that existing copyright notices are retained in all copies and that this * notice is included verbatim in any distributions. No written agreement, * license, or royalty fee is required for any of the authorized uses. * Modifications to this software may be copyrighted by their authors * and need not follow the licensing terms described here, provided that * the new terms are clearly indicated on the first page of each file where * they apply. */ #ifndef _ASM #define _ASM /* Note that immediate input values are not checked for validity. It is the user's responsibility to use the intrinsic functions with appropriate immediate values. */ /* Absolute Instructions */ #define _absb_(src, dest) __asm__("absb %1, %0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _absw_(src, dest) __asm__("absw %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _absd_(src, dest) __asm__("absd %1, %0" : "=r" (dest) : \ "r" ((int)src) , "0" (dest)) /* Addition Instructions */ #define _addb_(src, dest) __asm__("addb %1, %0" : "=r" (dest) : \ "ri" ((unsigned char)src), "0" (dest) : "cc") #define _addub_(src, dest) __asm__("addub %1, %0" : "=r" (dest) : \ "ri" ((unsigned char)src), "0" (dest) : "cc") #define _addw_(src, dest) __asm__("addw %1, %0" : "=r" (dest) : \ "ri" ((unsigned short)src), "0" (dest) : "cc") #define _adduw_(src, dest) __asm__("adduw %1, %0" : "=r" (dest) : \ "ri" ((unsigned short)src), "0" (dest) : "cc") #define _addd_(src, dest) __asm__("addd %1, %0" : "=r" (dest) : \ "ri" ((unsigned int)src), "0" (dest) : "cc") #define _addud_(src, dest) __asm__("addud %1, %0" : "=r" (dest) : \ "ri" ((unsigned int)src), "0" (dest) : "cc") /* Add with Carry */ #define _addcb_(src, dest) __asm__("addcb %1, %0" : "=r" (dest) : \ "ri" ((unsigned char)src), "0" (dest) : "cc") #define _addcw_(src, dest) __asm__("addcw %1, %0" : "=r" (dest) : \ "ri" ((unsigned short)src), "0" (dest) : "cc") #define _addcd_(src, dest) __asm__("addcd %1, %0" : "=r" (dest) : \ "ri" ((unsigned int)src), "0" (dest) : "cc") /* Q-format Add */ #define _addqb_(src, dest) __asm__("addqb %1, %0" : "=r" (dest) : \ "r" ((unsigned char)src), "0" (dest) : "cc") #define _addqw_(src, dest) __asm__("addqw %1, %0" : "=r" (dest) : \ "r" ((unsigned short)src), "0" (dest) : "cc") #define _addqd_(src, dest) __asm__("addqd %1, %0" : "=r" (dest) : \ "r" ((unsigned int)src), "0" (dest) : "cc") /* Bitwise Logical AND */ #define _andb_(src, dest) __asm__("andb %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _andw_(src, dest) __asm__("andw %1,%0" : "=r" (dest) : \ "ri" ((unsigned short)src) , "0" (dest)) #define _andd_(src, dest) __asm__("andd %1,%0" : "=r" (dest) : \ "ri" ((unsigned int)src) , "0" (dest)) /* bswap Instruction */ #define _bswap_(src, dest) __asm__("bswap %1,%0" : "=r" (dest) : \ "r" ((unsigned int)src) , "0" (dest)) /* cbit (clear bit) Instructions */ #define _cbitb_(pos, dest) __asm__("cbitb %1,%0" : "=mr" (dest) : \ "i" ((unsigned char)pos) , "0" (dest) : "cc") #define _cbitw_(pos, dest) __asm__("cbitw %1,%0" : "=mr" (dest) : \ "i" ((unsigned char)pos) , "0" (dest) : "cc") #define _cbitd_(pos, dest) __asm__("cbitd %1,%0" : "=r" (dest) : \ "i" ((unsigned char)pos) , "0" (dest) : "cc") /* Compare Instructions */ #define _cmpb_(src1, src2) __asm__("cmpb %0,%1" : /* no output */ : \ "ri" ((unsigned char)src1) , "r" (src2) : "cc") #define _cmpw_(src1,src2) __asm__("cmpw %0,%1" : /* no output */ \ : "ri" ((unsigned short)src1) , "r" (src2) : "cc") #define _cmpd_(src1,src2) __asm__("cmpd %0,%1" : /* no output */ \ : "ri" ((unsigned int)src1) , "r" (src2) : "cc") /* cntl Count Leading Ones Instructions */ #define _cntl1b_(src, dest) __asm__("cntl1b %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _cntl1w_(src, dest) __asm__("cntl1w %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _cntl1d_(src, dest) __asm__("cntl1d %1,%0" : "=r" (dest) : \ "r" ((int)src) , "0" (dest)) /* cntl Count Leading Zeros Instructions */ #define _cntl0b_(src, dest) __asm__("cntl0b %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _cntl0w_(src, dest) __asm__("cntl0w %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _cntl0d_(src, dest) __asm__("cntl0d %1,%0" : "=r" (dest) : \ "r" ((int)src) , "0" (dest)) /* cntl Count Leading Signs Instructions */ #define _cntlsb_(src, dest) __asm__("cntlsb %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _cntlsw_(src, dest) __asm__("cntlsw %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _cntlsd_(src, dest) __asm__("cntlsd %1,%0" : "=r" (dest) : \ "r" ((int)src) , "0" (dest)) /* Disable Inerrupts instructions */ #define _di_() __asm__ volatile ("di\n" : : : "cc") #define _disable_() __asm__ volatile ("di\n" : : : "cc") /* Enable Inerrupts instructions */ #define _ei_() __asm__ volatile ("ei\n" : : : "cc") #define _enable_() __asm__ volatile ("ei\n" : : : "cc") /* Enable Inerrupts instructions and Wait */ #define _eiwait_() __asm__ volatile ("eiwait" : : : "cc") /* excp Instructions */ #define _excp_(vector) __asm__ volatile ("excp " # vector) /* getpid Instruction */ #define _getrfid_(dest) __asm__("getrfid %0" : "=r" (dest) : \ /* No input */ : "cc") /* Load Instructions */ #define _loadb_(base,dest) __asm__("loadb %1,%0" : "=r" (dest) : \ "m" (base) , "0" (dest)) #define _loadw_(base,dest) __asm__("loadw %1,%0" : "=r" (dest) : \ "m" (base) , "0" (dest)) #define _loadd_(base,dest) __asm__("loadd %1,%0" : "=r" (dest) : \ "m" (base) , "0" (dest)) /* Load Multiple Instructions */ #define _loadm_(src, mask) __asm__("loadm %0,%1" : /* No output */ : \ "r" ((unsigned int)src) , "i" (mask)) #define _loadmp_(src, mask) __asm__("loadmp %0,%1" : /* No output */ : \ "r" ((unsigned int)src) , "i" (mask)) /* Multiply Accumulate Instrutions */ #define _macsb_(hi, lo, src1, src2) __asm__("macsb %1,%0" \ : =l (lo), =h (hi) \ : "r" ((char)src1) , "r" (src2)) #define _macsw_(hi, lo, src1, src2) __asm__("macsw %1,%0" \ : =l (lo), =h (hi) \ : "r" ((short)src1) , "r" (src2)) #define _macsd_(hi, lo, src1, src2) __asm__("macsd %1,%0" \ : =l (lo), =h (hi) \ : "r" ((int)src1) , "r" (src2)) #define _macub_(hi, lo, src1, src2) __asm__("macub %1,%0" \ : =l (lo), =h (hi) \ :"r" ((unsigned char)src1) , "r" (src2)) #define _macuw_(hi, lo, src1, src2) __asm__("macuw %1,%0" \ : =l (lo), =h (hi) \ : "r" ((unsigned short)src1) , "r" (src2)) #define _macud_(hi, lo, src1, src2) __asm__("macud %1,%0" \ : =l (lo), =h (hi) \ : "r" ((unsigned int)src1) , "r" (src2)) /* Q-Format Multiply Accumulate Instrutions */ #define _macqb_(src1, src2) __asm__("macqb %1,%0" \ : =l (lo), =h (hi) \ :"r" ((char)src1) , "r" (src2)) #define _macqw_(src1, src2) __asm__("macqw %1,%0" \ : =l (lo), =h (hi) \ :"r" ((short)src1) , "r" (src2)) #define _macqd_(src1, src2) __asm__("macqd %1,%0" \ : =l (lo), =h (hi) \ :"r" ((int)src1) , "r" (src2)) /* Maximum Instructions */ #define _maxsb_(src, dest) __asm__("maxsb %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _maxsw_(src, dest) __asm__("maxsw %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _maxsd_(src, dest) __asm__("maxsd %1,%0" : "=r" (dest) : \ "r" ((int)src) , "0" (dest)) #define _maxub_(src, dest) __asm__("maxub %1,%0" : "=r" (dest) : \ "r" ((unsigned char)src) , "0" (dest)) #define _maxuw_(src, dest) __asm__("maxuw %1,%0" : "=r" (dest) : \ "r" ((unsigned short)src) , "0" (dest)) #define _maxud_(src, dest) __asm__("maxud %1,%0" : "=r" (dest) : \ "r" ((unsigned int)src) , "0" (dest)) /* Minimum Instructions */ #define _minsb_(src, dest) __asm__("minsb %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _minsw_(src, dest) __asm__("minsw %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _minsd_(src, dest) __asm__("minsd %1,%0" : "=r" (dest) : \ "r" ((int)src) , "0" (dest)) #define _minub_(src, dest) __asm__("minub %1,%0" : "=r" (dest) : \ "r" ((unsigned char)src) , "0" (dest)) #define _minuw_(src, dest) __asm__("minuw %1,%0" : "=r" (dest) : \ "r" ((unsigned short)src) , "0" (dest)) #define _minud_(src, dest) __asm__("minud %1,%0" : "=r" (dest) : \ "r" ((unsigned int)src) , "0" (dest)) /* Move Instructions */ #define _movb_(src, dest) __asm__("movb %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _movw_(src, dest) __asm__("movw %1,%0" : "=r" (dest) : \ "ri" ((unsigned short)src) , "0" (dest)) #define _movd_(src, dest) __asm__("movd %1,%0" : "=r" (dest) : \ "ri" ((unsigned int)src) , "0" (dest)) /* mtpr and mfpr Insturctions */ #define _mtpr_(procregd, src) __asm__("mtpr\t%0," procregd : /* no output */ : \ "r" (src) : "cc") #define _mfpr_(procregd, dest) __asm__("mfpr\t" procregd ",%0" : "=r" (dest) : \ /* no input */ "0" (dest) : "cc") /* Multiplication Instructions */ #define _mulsbw_(src, dest) __asm__("mulsbw %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _mulubw_(src, dest) __asm__("mulubw %1,%0" : "=r" (dest) : \ "r" ((unsigned char)src) , "0" (dest)) #define _mulswd_(src, dest) __asm__("mulswd %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _muluwd_(src, dest) __asm__("muluwd %1,%0" : "=r" (dest) : \ "r" ((unsigned short)src) , "0" (dest)) #define _mulb_(src, dest) __asm__("mulb %1,%0" : "=r" (dest) : \ "ri" ((char)src) , "0" (dest)) #define _mulw_(src, dest) __asm__("mulw %1,%0" : "=r" (dest) : \ "ri" ((short)src) , "0" (dest)) #define _muld_(src, dest) __asm__("muld %1,%0" : "=r" (dest) : \ "ri" ((int)src) , "0" (dest)) #define _mullsd_(hi, lo, src1, src2) __asm__("mullsd %2,%3" \ : =l (lo), =h (hi) \ : "r" ((unsigned int)src1) , "r" ((unsigned int)src2)) #define _mullud_(hi, lo, src1, src2) __asm__("mullud %2,%3" \ : =l (lo), =h (hi) \ : "r" ((int)src1) , "r" ((int)src2)) /* Q-Format Multiplication Instructions */ #define _mulqb_(src, dest) __asm__("mulqb %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _mulqw_(src, dest) __asm__("mulqw %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) /* nop Instruction */ #define _nop_() __asm__("nop") /* Negate Instructions */ #define _negb_(src, dest) __asm__("negb %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _negw_(src, dest) __asm__("negw %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _negd_(src, dest) __asm__("negd %1,%0" : "=r" (dest) : \ "r" ((int)src) , "0" (dest)) /* or Instructions */ #define _orb_(src, dest) __asm__("orb %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _orw_(src, dest) __asm__("orw %1,%0" : "=r" (dest) : \ "ri" ((unsigned short)src) , "0" (dest)) #define _ord_(src, dest) __asm__("ord %1,%0" : "=r" (dest) : \ "ri" ((unsigned int)src) , "0" (dest)) /* Pop 1's Count Instructions */ #define _popcntb_(src, dest) __asm__("popcntb %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _popcntw_(src, dest) __asm__("popcntw %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _popcntd_(src, dest) __asm__("popcntd %1,%0" : "=r" (dest) : \ "r" ((int)src) , "0" (dest)) /* Rotate and Mask Instructions */ #define _ram_(shift, end, begin, dest, src) __asm__("ram %1, %2, %3, %0, %4" : \ "=r" (dest) : \ "i" ((unsigned char) shift), \ "i" (end), "i" (begin), \ "r" (src), "0" (dest)) #define _rim_(shift, end, begin, dest, src) __asm__("rim %1, %2, %3, %0, %4" : \ "=r" (dest) : \ "i" ((unsigned char) shift), \ "i" (end), "i" (begin), \ "r" (src), "0" (dest)) /* retx Instruction */ #define _retx_() __asm__("retx") /* Rotate Instructions */ #define _rotb_(shift, dest) __asm__("rotb %1,%0" : "=r" (dest) : \ "i" ((unsigned char)shift) , "0" (dest)) #define _rotw_(shift, dest) __asm__("rotw %1,%0" : "=r" (dest) : \ "i" ((unsigned char)shift) , "0" (dest)) #define _rotd_(shift, dest) __asm__("rotd %1,%0" : "=r" (dest) : \ "i" ((unsigned char)shift) , "0" (dest)) #define _rotlb_(shift, dest) __asm__("rotlb %1,%0" : "=r" (dest) : \ "r" ((unsigned char)shift) , "0" (dest)) #define _rotlw_(shift, dest) __asm__("rotlw %1,%0" : "=r" (dest) : \ "r" ((unsigned char)shift) , "0" (dest)) #define _rotld_(shift, dest) __asm__("rotld %1,%0" : "=r" (dest) : \ "r" ((unsigned char)shift) , "0" (dest)) #define _rotrb_(shift, dest) __asm__("rotrb %1,%0" : "=r" (dest) : \ "r" ((unsigned char)shift) , "0" (dest)) #define _rotrw_(shift, dest) __asm__("rotrw %1,%0" : "=r" (dest) : \ "r" ((unsigned char)shift) , "0" (dest)) #define _rotrd_(shift, dest) __asm__("rotrd %1,%0" : "=r" (dest) : \ "r" ((unsigned char)shift) , "0" (dest)) /* Set Bit Instructions */ #define _sbitb_(pos,dest) __asm__("sbitb %1,%0" : "=mr" (dest) : \ "i" ((unsigned char)pos) , "0" (dest) : "cc") #define _sbitw_(pos,dest) __asm__("sbitw %1,%0" : "=mr" (dest) : \ "i" ((unsigned char)pos) , "0" (dest) : "cc") #define _sbitd_(pos,dest) __asm__("sbitd %1,%0" : "=mr" (dest) : \ "i" ((unsigned char)pos) , "0" (dest) : "cc") /* setrfid Instruction */ #define _setrfid_(src) __asm__("setrfid %0" : /* No output */ : \ "r" (src) : "cc") /* Sign Extend Instructions */ #define _sextbw_(src, dest) __asm__("sextbw %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest) ) #define _sextbd_(src, dest) __asm__("sextbd %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest) ) #define _sextwd_(src, dest) __asm__("sextwd %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest) ) /* Shift Left Logical Instructions */ #define _sllb_(src, dest) __asm__("sllb %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _sllw_(src, dest) __asm__("sllw %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _slld_(src, dest) __asm__("slld %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) /* Shift Right Arithmetic Instructions */ #define _srab_(src, dest) __asm__("srab %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _sraw_(src, dest) __asm__("sraw %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _srad_(src, dest) __asm__("srad %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) /* Shift Right Logical Instructions */ #define _srlb_(src, dest) __asm__("srlb %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _srlw_(src, dest) __asm__("srlw %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _srld_(src, dest) __asm__("srld %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) /* Store Instructions */ #define _storb_(src,address) __asm__("storb %1,%0" : "=m" (address) : \ "ri" ((unsigned int)src)) #define _storw_(src,address) __asm__("storw %1,%0" : "=m" (address) : \ "ri" ((unsigned int)src)) #define _stord_(src,address) __asm__("stord %1,%0" : "=m" (address) : \ "ri" ((unsigned int)src)) /* Store Multiple Instructions */ #define _storm_(mask, src) __asm__("storm %1,%0" : /* No output here */ : \ "i" (mask) , "r" ((unsigned int)src)) #define _stormp_(mask, src) __asm__("stormp %1,%0" : /* No output here */ : \ "i" (mask) , "r" ((unsigned int)src)) /* Substruct Instructions */ #define _subb_(src, dest) __asm__("subb %1, %0" : "=r" (dest) : \ "ri" ((unsigned char)src), "0" (dest) : "cc") #define _subw_(src, dest) __asm__("subw %1, %0" : "=r" (dest) : \ "ri" ((unsigned short)src), "0" (dest) : "cc") #define _subd_(src, dest) __asm__("subd %1, %0" : "=r" (dest) : \ "ri" ((unsigned int)src), "0" (dest) : "cc") /* Substruct with Carry Instructions */ #define _subcb_(src, dest) __asm__("subcb %1, %0" : "=r" (dest) : \ "ri" ((unsigned char)src), "0" (dest) : "cc") #define _subcw_(src, dest) __asm__("subcw %1, %0" : "=r" (dest) : \ "ri" ((unsigned short)src), "0" (dest) : "cc") #define _subcd_(src, dest) __asm__("subcd %1, %0" : "=r" (dest) : \ "ri" ((unsigned int)src), "0" (dest) : "cc") /* Q-Format Substruct Instructions */ #define _subqb_(src, dest) __asm__("subqw %1,%0" : "=r" (dest) : \ "r" ((char)src) , "0" (dest)) #define _subqw_(src, dest) __asm__("subqw %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) #define _subqd_(src, dest) __asm__("subqd %1,%0" : "=r" (dest) : \ "r" ((short)src) , "0" (dest)) /* Test Bit Instructions */ #define _tbitb_(pos,dest) __asm__("tbitb %0,%1" : /* No output */ : \ "i" ((unsigned char)pos) , "rm" (dest) : "cc") #define _tbitw_(pos,dest) __asm__("tbitw %0,%1" : /* No output */ : \ "i" ((unsigned char)pos) , "rm" (dest) : "cc") #define _tbitd_(pos,dest) __asm__("tbitd %0,%1" : /* No output */ : \ "i" ((unsigned char)pos) , "rm" (dest) : "cc") /* wait Instruction*/ #define _wait_() __asm__ volatile ("wait" : : : "cc") /* xor Instructions */ #define _xorb_(src, dest) __asm__("xorb %1,%0" : "=r" (dest) : \ "ri" ((unsigned char)src) , "0" (dest)) #define _xorw_(src, dest) __asm__("xorw %1,%0" : "=r" (dest) : \ "ri" ((unsigned short)src) , "0" (dest)) #define _xord_(src, dest) __asm__("xord %1,%0" : "=r" (dest) : \ "ri" ((unsigned int)src) , "0" (dest)) /* Zero Extend Instructions */ #define _zextbw_(src, dest) __asm__("zextbw %1,%0" : "=r" (dest) : \ "r" ((unsigned char)src) , "0" (dest)) #define _zextbd_(src, dest) __asm__("zextbd %1,%0" : "=r" (dest) : \ "r" ((unsigned char)src) , "0" (dest)) #define _zextwd_(src, dest) __asm__("zextwd %1,%0" : "=r" (dest) : \ "r" ((unsigned short)src) , "0" (dest)) #define _save_asm_(x) \ __asm__ volatile (x ::: "memory","cc", \ "r0","r1","r2","r3","r4","r5","r6","r7", \ "r8","r9","r10","r11","r12","r13") #endif /* _ASM */
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